diff --git a/etg/propgridiface.py b/etg/propgridiface.py
index 202260ba..402b6ba6 100644
--- a/etg/propgridiface.py
+++ b/etg/propgridiface.py
@@ -123,9 +123,13 @@ def run():
 
     spv = c.find('SetPropertyValue')
     spv.findOverload('int value').ignore()
+    spv.findOverload('wxLongLong value').ignore()
     spv.findOverload('wxLongLong_t value').ignore()
+    spv.findOverload('wxULongLong value').ignore()
     spv.findOverload('wxULongLong_t value').ignore()
     spv.findOverload('wxObject *value').ignore()
+    spv.findOverload('wchar_t *value').ignore()
+    spv.findOverload('char *value').ignore()
 
     # Reorder SetPropertyValue overloads so the one taking a long int is not
     # first. Mark others that could be auto-converted from int as
diff --git a/src/wxpy_api.sip b/src/wxpy_api.sip
index b2750a6f..0e036c33 100644
--- a/src/wxpy_api.sip
+++ b/src/wxpy_api.sip
@@ -379,6 +379,12 @@ PyObject* i_wxVariant_out_helper(const wxVariant& value)
     else if (value.IsType("long"))
         obj = PyLong_FromLong(value.GetLong());
 
+    else if (value.IsType("longlong"))
+        obj = PyLong_FromLongLong(value.GetLongLong().GetValue());
+
+    else if (value.IsType("ulonglong"))
+        obj = PyLong_FromUnsignedLongLong(value.GetULongLong().GetValue());
+
     else if (value.IsType("double"))
         obj = PyFloat_FromDouble(value.GetDouble());